\begin{table}[H]
\centering
\caption{\textbf{Reagan Supporters Modestly Less Supportive of Permitting 
Refugees than Carter Supporters.}\label{tab:ref_add}}
\begin{tabular}{lccc}
\toprule \toprule
 & \multicolumn{3}{c}{Reagan Support [0,1]} \\[1mm]
\midrule
 Admit Cubans & -0.07 & & \\
 & (0.03) & & \\[2mm]
 Admit Vietnamese & & -0.04 & \\
 & & (0.03) & \\[2mm]
 Halt Immigration & & & 0.01 \\
 & & & (0.04) \\[2mm]
 Constant & 0.46 & 0.48 & 0.42 \\
 & (0.02) & (0.02) & (0.03) \\[2mm]
\# of Voters &    1,014 &    1,209 &    1,036 \\
\bottomrule \bottomrule
\multicolumn{4}{p{.45\textwidth}}{\footnotesize Robust standard errors 
reported in parentheses below each estimate. Voters weighted using Gallup's 
provided survey weights.}
\end{tabular}
\end{table}
